Cooking knob



FIG. 1 is a front perspective view of the design of the cooking knob;

FIG. 2 is a front elevational view of the cooking knob of FIG. 1;

FIG. 3 is a first side elevational view of the cooking knob of FIG. 1, with the second side elevational view being a mirror image of FIG. 3;

FIG. 4 is a top plan view of the cooking knob of FIG. 1; and,

FIG. 5 is a bottom plan view of the cooking knob of FIG. 1.

The rear elevational view is not shown and forms no part of the claimed design. The portion shown in broken lines is for illustrative purposes only and forms no part of the claimed design. 

We claim the ornamental design for a cooking knob, as shown and described. 